教材梳理 选修八.doc

第一部分 教材梳理 选修八 Unit 1 A land of diversity 单元要点预览（旨在让同学整体了解本单元要点） 词汇 部分 词语辨析1. means / way / method 2. percent / percentage 3. obvious / apparent/ evident / clear 4. hire / employ / rent 词形变化 1. elect election n.选举，推举，当选 elective adj.可任意选择的n.选修科目 2. immigrate vi. 移入 immigration n. 移民入境 immigrant n.移民，侨民 3. race n.赛跑；竞争；人种 v. 参赛 racial adj. 人种的，种族的 racism n. 种族歧视，种族偏见；种族主义 4. apparent adj. 显然的，明白的，表面上的 apparently adv. 显然，表面上地 5. punishment n. 罚，刑罚 punish vt. 惩罚，处罚 重点单词majority n. 大多数；大半 3. occur vi. 发生；出现；存在 4. indicate vt. 指出；标示；表明 5. slip vi. 滑动；滑行；滑跤 n. 滑倒；小过失；失误 6. insert vt.插入，嵌入 重点词组 . mark out 划线标出……界线 6. take in 包括；吸收；接纳；欺骗 7. a great/good many 相当多，很多 重点句1. California is the third largest state in the USA but has the largest population. 2. Exactly when the first people arrived in what we now know as California, no one really knows. 重点语法 （见语法部分） 1. means / way / method 【解释】 meansway “一般的方法、方式或个人的特殊方法方式”，与技巧或效果的好坏无关。 method “有系统的、有效率的精心拟定的方法”，也可以指抽象概念“条理”。 短语搭配做的方法a way to do sth.／a way of doing sth. / a method of doing sth.用这种／些方法in this way / with the method / by this means；用方法借助by means of... 无论如何by all means；一点也不决不(用于句首句子需倒装)by no means；by the way顺便问一下；on one’ s way to…在去……的路上；in the way 挡住路 【练习】means，way，method填空。 1). These vegetables can be cooked in different _______. 2). Only in this _______ can you find out the truth. 3). By this _______ I get in touch with him. 4). We express our thoughts by _______ of words. 5). ______ _______ _______ shall I lend him money! 6). The methods of _______ (teach) need _______ (improve). Keys: 1). ways 2). way 3). means 4). means 5). By no means 6). teaching; improving / to be improved 2. percent / percentage 【解释】 percentpercentage 表示百分比；百分率前面不能是具体high，low等修饰。【练习】There used to be a high _________ of babies that diet scarlet fever every year. Keys: 1). percent 2). percent 3). percentage 4). percentage what percentage 3. obvious / apparent/ evi